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230239501 = 4310949123
BaseRepresentation
bin11011011100100…
…10110100001101
3121001020101012221
431232102310031
5432420131001
634502455341
75464001122
oct1556226415
9531211187
10230239501
11108a67388
1265134551
13389142bb
1422814749
151532e1a1
hexdb92d0d

230239501 has 8 divisors (see below), whose sum is σ = 237760160. Its totient is φ = 222817392.

The previous prime is 230239489. The next prime is 230239531. The reversal of 230239501 is 105932032.

It is a happy number.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 230239501 - 25 = 230239469 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (230239531) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 19875 + ... + 29248.

It is an arithmetic number, because the mean of its divisors is an integer number (29720020).

Almost surely, 2230239501 is an apocalyptic number.

It is an amenable number.

230239501 is a deficient number, since it is larger than the sum of its proper divisors (7520659).

230239501 is a wasteful number, since it uses less digits than its factorization.

230239501 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 49275.

The product of its (nonzero) digits is 1620, while the sum is 25.

The square root of 230239501 is about 15173.6449477375. The cubic root of 230239501 is about 612.9051611142.

The spelling of 230239501 in words is "two hundred thirty million, two hundred thirty-nine thousand, five hundred one".

Divisors: 1 43 109 4687 49123 2112289 5354407 230239501